Nicol Bolas, Omniscient

+2: Each opponent discards two cards at random and then draws two cards. You draw two cards and then discard two cards.
-4: Gain control of target creature or planeswalker. It gains haste. Sacrifice it at the beginning of the next end step.
-8: Each opponent discards their hand. For each card discarded this way, each opponent sacrifice a permanent, lose one life, and you draw a card.